/**
 * DANDALIN SAUKI LIMITED — CORPORATE WEBSITE
 * Main Stylesheet & Global CSS Foundation
 */

/* ==========================================================================
   1. CSS DESIGN TOKENS / CUSTOM PROPERTIES
   ========================================================================== */
:root {
  /* Brand Color Palette - Dandalin Sauki Logo Alignment */
  --color-primary: #051066;        /* Deep Navy Blue */
  --color-primary-hover: #081682;
  --color-primary-light: #EEF2FF;  /* Soft navy tint */
  
  --color-secondary: #0F2D74;      /* Royal Navy Blue */
  --color-secondary-hover: #091C4A;
  --color-secondary-light: #EBF0FA;
  
  --color-accent: #F8B51B;         /* Gold Accent */
  --color-accent-hover: #D99709;
  --color-accent-light: #FEF8E8;

  --color-brand-green: #0B5D2A;    /* Supporting Brand Green */

  /* Neutral Palette */
  --color-white: #FFFFFF;
  --color-bg-main: #FFFFFF;        /* Pure White Canvas */
  --color-bg-alt: #F8FAFC;         /* Light Gray Neutral */
  --color-bg-dark: #0A1128;        /* Dark Navy for Footer/CTA */
  
  --color-text-main: #0F172A;      /* Dark slate text */
  --color-text-muted: #475569;     /* Soft slate text */
  --color-text-light: #94A3B8;     /* Subtle text */
  --color-text-on-dark: #F8FAFC;   /* Text on Dark Backgrounds */
  
  --color-border: #E2E8F0;         /* Standard Border */
  --color-border-dark: #1E293B;    /* Dark Footer Border */
  
  /* Status Colors */
  --color-status-active: #0B5D2A;
  --color-status-dev: #0F2D74;
  --color-status-coming: #D97706;
  --color-status-future: #6B7280;
  
  --color-error: #DC2626;
  --color-success: #16A34A;

  /* Typography Scale */
  --font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-md: 1.125rem;  /* 18px */
  --font-size-lg: 1.25rem;   /* 20px */
  --font-size-xl: 1.5rem;    /* 24px */
  --font-size-2xl: 2rem;     /* 32px */
  --font-size-3xl: 2.25rem;  /* 36px */
  --font-size-4xl: 3rem;     /* 48px */

  --font-weight-regular: 400;
  --font-weight-medium: 500;
  --font-weight-semibold: 600;
  --font-weight-bold: 700;

  --line-height-tight: 1.2;
  --line-height-snug: 1.35;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.6;

  /* Spacing System */
  --space-2xs: 0.25rem;  /* 4px */
  --space-xs:  0.5rem;   /* 8px */
  --space-sm:  0.75rem;  /* 12px */
  --space-md:  1rem;     /* 16px */
  --space-lg:  1.25rem;  /* 20px */
  --space-xl:  1.75rem;  /* 28px */
  --space-2xl: 2.5rem;   /* 40px */
  --space-3xl: 3.5rem;   /* 56px */

  /* Border Radii */
  --radius-sm: 0.375rem; /* 6px */
  --radius-md: 0.5rem;   /* 8px */
  --radius-lg: 0.75rem;  /* 12px */
  --radius-xl: 1rem;     /* 16px */
  --radius-full: 9999px; /* Pill */

  /* Elevation & Shadows */
  --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
  --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.06), 0 2px 4px -1px rgba(0, 0, 0, 0.03);
  --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.08);

  /* Transitions */
  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);

  /* Layout Constraints */
  --container-max-width: 1200px;
  --header-height: 80px;
}

/* ==========================================================================
   2. CSS RESET & BASE STYLES
   ========================================================================== */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text-main);
  background-color: var(--color-bg-main);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

body.body-scroll-lock {
  overflow: hidden !important;
}

main {
  flex: 1 0 auto;
}

img, svg, video {
  display: block;
  max-width: 100%;
  height: auto;
}

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--color-primary-hover);
}

button, input, select, textarea {
  font: inherit;
  color: inherit;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* Accessible Focus Ring */
:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
}

/* ==========================================================================
   3. TYPOGRAPHY SYSTEM
   ========================================================================== */
h1, .h1 {
  font-size: var(--font-size-4xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--color-text-main);
  letter-spacing: -0.02em;
  margin-bottom: var(--space-md);
}

h2, .h2 {
  font-size: var(--font-size-3xl);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-snug);
  color: var(--color-text-main);
  letter-spacing: -0.015em;
  margin-bottom: var(--space-sm);
}

h3, .h3 {
  font-size: var(--font-size-xl);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-snug);
  color: var(--color-text-main);
  margin-bottom: var(--space-2xs);
}

h4, .h4 {
  font-size: var(--font-size-lg);
  font-weight: var(--font-weight-semibold);
  line-height: var(--line-height-normal);
  color: var(--color-text-main);
  margin-bottom: var(--space-2xs);
}

p {
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
  margin-bottom: var(--space-md);
}

p:last-child {
  margin-bottom: 0;
}

.lead-text {
  font-size: var(--font-size-md);
  color: var(--color-text-muted);
  line-height: var(--line-height-relaxed);
}

.eyebrow {
  display: inline-block;
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-bold);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--color-primary);
  margin-bottom: var(--space-2xs);
}

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-muted { color: var(--color-text-muted); }

/* ==========================================================================
   4. LAYOUT SYSTEM
   ========================================================================== */
.container {
  width: min(100% - (var(--space-md) * 2), var(--container-max-width));
  margin-inline: auto;
}

.section {
  padding-block: var(--space-2xl);
  position: relative;
}

.section-alt {
  background-color: var(--color-bg-alt);
}

.section-header {
  margin-bottom: var(--space-xl);
  max-width: 680px;
}

.section-header.text-center {
  margin-inline: auto;
}

.grid {
  display: grid;
  gap: var(--space-lg);
}

.grid-2 { grid-template-columns: repeat(1, 1fr); }
.grid-3 { grid-template-columns: repeat(1, 1fr); }
.grid-4 { grid-template-columns: repeat(1, 1fr); }
.grid-5 { grid-template-columns: repeat(1, 1fr); }

@media (min-width: 768px) {
  .grid-2 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-5 { grid-template-columns: repeat(2, 1fr); }
}

@media (min-width: 1024px) {
  .grid-3 { grid-template-columns: repeat(3, 1fr); }
  .grid-4 { grid-template-columns: repeat(4, 1fr); }
  .grid-5 { grid-template-columns: repeat(5, 1fr); }
}

/* ==========================================================================
   5. UTILITY CLASSES
   ========================================================================== */
.mx-auto { margin-inline: auto; }
.block { display: block; }
.flex { display: flex; }
.inline-flex { display: inline-flex; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.flex-wrap { flex-wrap: wrap; }
.mt-auto { margin-top: auto; }

.mt-2xs { margin-top: var(--space-2xs); }
.mt-xs  { margin-top: var(--space-xs); }
.mt-sm  { margin-top: var(--space-sm); }
.mt-md  { margin-top: var(--space-md); }
.mt-lg  { margin-top: var(--space-lg); }
.mt-xl  { margin-top: var(--space-xl); }

.mb-0   { margin-bottom: 0 !important; }
.mb-2xs { margin-bottom: var(--space-2xs); }
.mb-xs  { margin-bottom: var(--space-xs); }
.mb-sm  { margin-bottom: var(--space-sm); }
.mb-md  { margin-bottom: var(--space-md); }
.mb-lg  { margin-bottom: var(--space-lg); }
.mb-xl  { margin-bottom: var(--space-xl); }

.gap-xs { gap: var(--space-xs); }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.font-semibold { font-weight: var(--font-weight-semibold); }
.uppercase { text-transform: uppercase; }
.tracking-wider { letter-spacing: 0.05em; }

.product-bottom-btn-wrap {
  display: none;
}